4.1 oz., 100% polyester Double Dry® front. 5.4 oz., 100% polyester Twill interlock back; 4.1 oz., 100% polyester mesh piecing. Self-Fabric Collar and neck tape. Tagless. Raglan Sleeves. Contrast color piecing. Anti-microbial finish fights the growth of odor-causing bacteria on the garment, wicks moisture away from the body and helps control moisture build-up. Reflective ""C"" logo on left sleeve.